按照学校校本研训的传统惯例(第一学期相对集中教师活动,第二学期相对集中学生活动),2016学年第一学期刚刚开学,第十二届“文海之星”教学比武活动就轰轰烈烈地开始了。为了充分发挥学校九年一贯制办学的优势,加强中小学衔接及学科整合,集团师训中心发出了“中小学老师同上一节课”的倡议,笔者甚感兴趣。数学组有两位老师不约而同地选择了《负数的认识》一课,如 In accordance with the traditional school-based training practices (the first semester relative concentration of teacher activities, the second semester relative concentration of student activities), the first semester of 2016 academic year just started, the Twelfth “Wenhai Star” teaching contest on the vigorous It started. In order to give full play to the advantages of running a school for nine years and strengthening the connection between primary and secondary schools as well as the integration of disciplines, the Group’s teacher-training center has issued the initiative of “Primary and Secondary School Teachers with the same lesson”, and the author is very much interested. Two teachers in the math group invariably chose the Lesson Awareness Lesson